Faculty Profiles - ZHENG Zexiao | The Hong Kong University of Science and Technology

Zexiao ZHENG
鄭澤校

PhD in Civil Engineering
The Hong Kong University of Science and Technology, 2023

Research Assistant Professor
Department of Civil and Environmental Engineering

(852) 2358 7152
timmyzheng@ust.hk
Room 3599

Google Scholar

O9qJj9gAAAAJ

ORCID

0000-0002-0530-739X

ResearcherID

FXO-0790-2022

Scopus ID

57202963315

Research Interest Publications

Research Interest

Environmental engineering
Wastewater treatment
Water pollution identification and control

Publications

All Years 26 2025 0 2024 7 2023 4 2022 1 2021 11 2020 0 2019 3

2024 7

A low-carbon-emission photoelectrochemical system using Ov-Fe₂O₃@BiVO₄ photoanode for integrated multiple pollutant removal and energy harvesting from real saline sewage

Chemical Engineering Journal, v. 499, November 2024, article number 155840
Dong, Taoran; Zheng, Zexiao; Man, Hoi Kit Justin; Lo, Man Chi
Article

Advancing phosphate Removal: Unleashing the Adsorption/Desorption potential of La₂(CO₃)₃-Loaded resin by Semi-Fluidized columns and In-Situ regeneration

Separation and Purification Technology, v. 341, August 2024, article number 126835
Zhang, Yu; Zheng, Zexiao; Badsha, Mohammad Abu Hashnat; Lo, Man Chi
Article

Alleviating heat stress in cultivated plants with a radiative cooling and moisturizing film

Energy Conversion and Management, v. 315, September 2024, article number 118786
Lin, Chongjia; Hur, Jun; Zhang, Muhan; Zhang, Yinglun; Zhang, Lenan; Huang, Zhaolu; Liu, Xingcai; Li, Cruz Y.; Huang, Jingyuan; Chu, Fuqiang; Zheng, Zexiao; Chen, Zengshun; Yao, Shuhuai; Huang, Baoling; Li, Weihong
Article

Magnetically recyclable nanophotocatalysts in photocatalysis-involving processes for organic pollutant removal from wastewater: current status and perspectives

Environmental Science: Nano, v. 11, (5), May 2024, p. 1784-1816
Zheng, Zexiao; He, Juhua; Zhang, Zuyao; Kumar, Ashutosh; Khan, Musharib; Lung, Cheuk Wai; Lo, Man Chi
Article

Photothermal assisted space-confined chlorine activation for removal of pharmaceuticals and personal care products coupled with disinfection by-products control

Chemical Engineering Journal, v. 488, May 2024, article number 150787
Lung, Cheuk Wai; Zheng, Zexiao; Guan, Xiaohong; Lo, Man Chi
Article

Regulating charge transfer for enhanced PAA activation over sulfur-doped magnetic CoFe₂O₄: A novel strategy for simultaneous micropollutants degradation and bacteria inactivation

Water Research, v. 256, June 2024, article number 121595
Wang, Xiaoying; Zheng, Zexiao; Man, Hoi Kit Justin; Lo, Man Chi
Article

Selective phosphate removal by lanthanum carbonate @ anion exchange resin with fixed-bed column: RSM for process optimization and DFT for mechanistic study

Journal of Environmental Chemical Engineering, v. 12, (3), June 2024, article number 112811
Wong, Ka Chun James; Zheng, Zexiao; Zhang, Yu; Lo, Man Chi
Article

2023 4

Directional Separation of Highly Reductive Electrons to the Reactive Center in a Magnetic S-Scheme ZnFe₂O₄/A-MoS₂ Heterojunction for Enhanced Peroxymonosulfate Activation toward Pharmaceuticals and Personal Care Product Removal

Environmental Science and Technology, v. 57, (22), June 2023, p. 8414-8425
Zheng, Zexiao; Min, Jiacheng; Wang, Xiaoying; Lung, Cheuk Wai; Shih, Kaimin; Lo, Man Chi
Article

Facilitating Peroxymonosulfate Activation for Effective Antibiotics Degradation from Drinking Water by Photoelectrocatalytic System Using MoS₂ Embedded Carbon Substrate

Chemical Engineering Journal, v. 452, (Part 4), January 2023, article number 139591
Zheng, Zexiao; Zhang, Zuyao; Wong, Ka Chun James; Lung, Cheuk Wai; Khan, Musharib; He, Juhua; Kumar, Ashutosh; Lo, Man Chi
Article

Solar-Driven Photocatalytic Chlorine Activation for the Simultaneous Degradation of Pharmaceuticals and Personal Care Products and the Inactivation of Escherichia Coli in Drinking Water

Chemosphere, v. 311, (Part 2), January 2023, article number 137019
Lung, Cheuk Wai; Zheng, Zexiao; Lo, Man Chi
Article

Low operational carbon emissions multifunctional photoelectrochemical system for saline sewage treatment to simultaneously remove organic compounds, ammonia, and bacteria coupled with generating H2

Zheng, Zexiao; Man, Hoi Kit Justin; Dong, Taoran; Lung, Cheuk Wai; Lo, Irene Man Chi
Conference paper

2022 1

Integrating Reactive Chlorine Species Generation with H₂ Evolution in a Multifunctional Photoelectrochemical System for Low Operational Carbon Emissions Saline Sewage Treatment

Environmental Science and Technology, v. 56, (22), 15 November 2022, p. 16156-16166
Zheng, Zexiao; Man, Hoi Kit Justin; Lo, Man Chi
Article

2021 11

Different responses of gram-negative and gram-positive bacteria to photocatalytic disinfection using solar-light-driven magnetic TiO₂-based material, and disinfection of real sewage

Water Research, v. 207, December 2021, article number 117816
He, Juhua; Zheng, Zexiao; Lo, Man Chi
Article

Enhanced photoelectrocatalytic degradation of tetrabromobisphenol a from tip-decorated ZnO nanorod electrode with Bi₂S₃ nanoparticles

Materials Science in Semiconductor Processing, v. 128, June 2021, article number 105724
Sun, Xianglin; Wu, Hao; Tang, Yiming; Zheng, Zexiao; Li, Yaping; Li, Laisheng; Zhang, Qinyun
Article

Fabrication of MoS₂@BL-BiVO₄ Photoanode with Promoted Charge Separation for Photoelectrochemical Sewage Treatment to Simultaneously Degrade PPCPs, Disinfect E. coli, and Produce H₂: Performance, Mechanisms, and Influence Factors

Applied Catalysis B: Environmental, v. 299, 15 December 2021, article number 120636
Zheng, Zexiao; Lo, Man Chi
Article

Multifunctional Photoelectrochemical Systems for Coupled Water Treatment And High-value Product Generation: Current Status, Mechanisms, Remaining Challenges, and Future Opportunities

Current Opinion in Chemical Engineering, v. 34, December 2021, article number 100711
Zheng, Zexiao; Lo, Man Chi
Article

N-doped graphitic C₃N₄ nanosheets decorated with CoP nanoparticles: A highly efficient activator in singlet oxygen dominated visible-light-driven peroxymonosulfate activation for degradation of pharmaceuticals and personal care products

Journal of Hazardous Materials, v. 416, August 2021, article number 125891
Dong, Chencheng; Zheng, Zexiao; Wang, Zhiqiang; He, Juhua; Ye, Zhichao; Gong, Xueqing; Lo, Man Chi
Article

Photoelectrochemical sewage treatment by sulfite activation over an optimized BiVO₄ photoanode to simultaneously promote PPCPs degradation, H₂ evolution and E. coli disinfection

Chemical Engineering Journal, v. 419, September 2021, article number 129418
Zheng, Zexiao; He, Juhua; Dong, Chencheng; Lo, Man Chi
Article

Scaled-up development of magnetically recyclable Fe₃O₄/La(OH)₃ composite for river water phosphate removal: From bench-scale to pilot-scale study

Science of the Total Environment, v. 791, October 2021, article number 148281
Ahmed, Saeed; Zhang, Yanyang; Wu, Baile; Zheng, Zexiao; Leung, Chui Fan; Choy, Tak Yip; Kwok, Yau Ting; Lo, Man Chi
Article

Superoxide Radicals dominated Visible light Driven Peroxymonosulfate Activation Using Molybdenum Selenide (MoSe₂) for Boosting Catalytic Degradation of Pharmaceuticals and Personal Care Products

Applied Catalysis B: Environmental, v. 296, November 2021, article number 120223
Dong, Chencheng; Wang, Zhiqiang; Ye, Zhichao; He, Juhua; Zheng, Zexiao; Gong, Xueqing; Zhang, Jinlong; Lo, Man Chi
Article

Validation of pilot-scale phosphate polishing removal from surface water by lanthanum-based polymeric nanocomposite

Chemical Engineering Journal, v. 412, May 2021, article number 128630
Zhang, Yanyang; Ahmed, Saeed; Zheng, Zexiao; Liu, Fei; Leung, Chui Fan; Choy, Tak Yip; Kwok, Yau Ting; Pan, Bingcai; Lo, Man Chi
Article

Visible-light-driven peroxymonosulfate activation in photo-electrocatalytic system using hollow-structured Pt@CeO₂@MoS₂ photoanode for the degradation of pharmaceuticals and personal care products

Environment International, v.154, September 2021, article number 106572
Dong, Chencheng; Zheng, Zexiao; Badsha, Mohammad Abu Hashnat; He, Juhua; Lo, Man Chi
Article

Visible-light-driven photoelectrocatalytic activation of chloride by nanoporous MoS₂@BiVO₄ photoanode for enhanced degradation of bisphenol A

Chemosphere, v. 263, January 2021, article number 128279
Zheng, Zexiao; Ng, Yun Hau; Tang, Yiming; Li, Yaping; Chen, Weirui; Wang, Jing; Li, Xukai; Li, Laisheng
Article

2019 2

Photoelectrocatalytic degradation of amoxicillin over quaternary ZnO/ZnSe/CdSe/MoS₂ hierarchical nanorods

International Journal of Hydrogen Energy, v. 44, (37), August 2019, p. 20826-20838
Zheng, Zexiao; Li, Xukai; Li, Laisheng; Tang, Yiming
Article

Ternary CdS-MoS₂ coated ZnO nanobrush photoelectrode for one-dimensional acceleration of charge separation upon visible light illumination

Chemical Engineering Journal, v. 368, July 2019, p. 448-458
Tang, Yiming; Zheng, Zexiao; Sun, Xianglin; Li, Xukai; Li, Laisheng
Article

2018 1

MoS₂ decorated CdS hybrid heterojunction for enhanced photoelectrocatalytic performance under visible light irradiation

Journal of Colloid and Interface Science, v. 533, January 2019, p. 561-568
Zheng, Zexiao; Qiao, Yin; Cai, Yihan; He, Yini; Tang, Yiming; Li, Laisheng
Article

Article 7

A low-carbon-emission photoelectrochemical system using Ov-Fe₂O₃@BiVO₄ photoanode for integrated multiple pollutant removal and energy harvesting from real saline sewage

Chemical Engineering Journal, v. 499, November 2024, article number 155840
Dong, Taoran; Zheng, Zexiao; Man, Hoi Kit Justin; Lo, Man Chi

Advancing phosphate Removal: Unleashing the Adsorption/Desorption potential of La₂(CO₃)₃-Loaded resin by Semi-Fluidized columns and In-Situ regeneration

Separation and Purification Technology, v. 341, August 2024, article number 126835
Zhang, Yu; Zheng, Zexiao; Badsha, Mohammad Abu Hashnat; Lo, Man Chi

Alleviating heat stress in cultivated plants with a radiative cooling and moisturizing film

Energy Conversion and Management, v. 315, September 2024, article number 118786
Lin, Chongjia; Hur, Jun; Zhang, Muhan; Zhang, Yinglun; Zhang, Lenan; Huang, Zhaolu; Liu, Xingcai; Li, Cruz Y.; Huang, Jingyuan; Chu, Fuqiang; Zheng, Zexiao; Chen, Zengshun; Yao, Shuhuai; Huang, Baoling; Li, Weihong

Magnetically recyclable nanophotocatalysts in photocatalysis-involving processes for organic pollutant removal from wastewater: current status and perspectives

Environmental Science: Nano, v. 11, (5), May 2024, p. 1784-1816
Zheng, Zexiao; He, Juhua; Zhang, Zuyao; Kumar, Ashutosh; Khan, Musharib; Lung, Cheuk Wai; Lo, Man Chi

Photothermal assisted space-confined chlorine activation for removal of pharmaceuticals and personal care products coupled with disinfection by-products control

Chemical Engineering Journal, v. 488, May 2024, article number 150787
Lung, Cheuk Wai; Zheng, Zexiao; Guan, Xiaohong; Lo, Man Chi

Regulating charge transfer for enhanced PAA activation over sulfur-doped magnetic CoFe₂O₄: A novel strategy for simultaneous micropollutants degradation and bacteria inactivation

Water Research, v. 256, June 2024, article number 121595
Wang, Xiaoying; Zheng, Zexiao; Man, Hoi Kit Justin; Lo, Man Chi

Selective phosphate removal by lanthanum carbonate @ anion exchange resin with fixed-bed column: RSM for process optimization and DFT for mechanistic study

Journal of Environmental Chemical Engineering, v. 12, (3), June 2024, article number 112811
Wong, Ka Chun James; Zheng, Zexiao; Zhang, Yu; Lo, Man Chi

Article 3

Directional Separation of Highly Reductive Electrons to the Reactive Center in a Magnetic S-Scheme ZnFe₂O₄/A-MoS₂ Heterojunction for Enhanced Peroxymonosulfate Activation toward Pharmaceuticals and Personal Care Product Removal

Environmental Science and Technology, v. 57, (22), June 2023, p. 8414-8425
Zheng, Zexiao; Min, Jiacheng; Wang, Xiaoying; Lung, Cheuk Wai; Shih, Kaimin; Lo, Man Chi

Facilitating Peroxymonosulfate Activation for Effective Antibiotics Degradation from Drinking Water by Photoelectrocatalytic System Using MoS₂ Embedded Carbon Substrate

Chemical Engineering Journal, v. 452, (Part 4), January 2023, article number 139591
Zheng, Zexiao; Zhang, Zuyao; Wong, Ka Chun James; Lung, Cheuk Wai; Khan, Musharib; He, Juhua; Kumar, Ashutosh; Lo, Man Chi

Solar-Driven Photocatalytic Chlorine Activation for the Simultaneous Degradation of Pharmaceuticals and Personal Care Products and the Inactivation of Escherichia Coli in Drinking Water

Chemosphere, v. 311, (Part 2), January 2023, article number 137019
Lung, Cheuk Wai; Zheng, Zexiao; Lo, Man Chi

Conference paper 1

Low operational carbon emissions multifunctional photoelectrochemical system for saline sewage treatment to simultaneously remove organic compounds, ammonia, and bacteria coupled with generating H2

Zheng, Zexiao; Man, Hoi Kit Justin; Dong, Taoran; Lung, Cheuk Wai; Lo, Irene Man Chi

Article 1

Integrating Reactive Chlorine Species Generation with H₂ Evolution in a Multifunctional Photoelectrochemical System for Low Operational Carbon Emissions Saline Sewage Treatment

Environmental Science and Technology, v. 56, (22), 15 November 2022, p. 16156-16166
Zheng, Zexiao; Man, Hoi Kit Justin; Lo, Man Chi

Article 11

Different responses of gram-negative and gram-positive bacteria to photocatalytic disinfection using solar-light-driven magnetic TiO₂-based material, and disinfection of real sewage

Water Research, v. 207, December 2021, article number 117816
He, Juhua; Zheng, Zexiao; Lo, Man Chi

Enhanced photoelectrocatalytic degradation of tetrabromobisphenol a from tip-decorated ZnO nanorod electrode with Bi₂S₃ nanoparticles

Materials Science in Semiconductor Processing, v. 128, June 2021, article number 105724
Sun, Xianglin; Wu, Hao; Tang, Yiming; Zheng, Zexiao; Li, Yaping; Li, Laisheng; Zhang, Qinyun

Fabrication of MoS₂@BL-BiVO₄ Photoanode with Promoted Charge Separation for Photoelectrochemical Sewage Treatment to Simultaneously Degrade PPCPs, Disinfect E. coli, and Produce H₂: Performance, Mechanisms, and Influence Factors

Applied Catalysis B: Environmental, v. 299, 15 December 2021, article number 120636
Zheng, Zexiao; Lo, Man Chi

Multifunctional Photoelectrochemical Systems for Coupled Water Treatment And High-value Product Generation: Current Status, Mechanisms, Remaining Challenges, and Future Opportunities

Current Opinion in Chemical Engineering, v. 34, December 2021, article number 100711
Zheng, Zexiao; Lo, Man Chi

N-doped graphitic C₃N₄ nanosheets decorated with CoP nanoparticles: A highly efficient activator in singlet oxygen dominated visible-light-driven peroxymonosulfate activation for degradation of pharmaceuticals and personal care products

Journal of Hazardous Materials, v. 416, August 2021, article number 125891
Dong, Chencheng; Zheng, Zexiao; Wang, Zhiqiang; He, Juhua; Ye, Zhichao; Gong, Xueqing; Lo, Man Chi

Photoelectrochemical sewage treatment by sulfite activation over an optimized BiVO₄ photoanode to simultaneously promote PPCPs degradation, H₂ evolution and E. coli disinfection

Chemical Engineering Journal, v. 419, September 2021, article number 129418
Zheng, Zexiao; He, Juhua; Dong, Chencheng; Lo, Man Chi

Scaled-up development of magnetically recyclable Fe₃O₄/La(OH)₃ composite for river water phosphate removal: From bench-scale to pilot-scale study

Science of the Total Environment, v. 791, October 2021, article number 148281
Ahmed, Saeed; Zhang, Yanyang; Wu, Baile; Zheng, Zexiao; Leung, Chui Fan; Choy, Tak Yip; Kwok, Yau Ting; Lo, Man Chi

Superoxide Radicals dominated Visible light Driven Peroxymonosulfate Activation Using Molybdenum Selenide (MoSe₂) for Boosting Catalytic Degradation of Pharmaceuticals and Personal Care Products

Applied Catalysis B: Environmental, v. 296, November 2021, article number 120223
Dong, Chencheng; Wang, Zhiqiang; Ye, Zhichao; He, Juhua; Zheng, Zexiao; Gong, Xueqing; Zhang, Jinlong; Lo, Man Chi

Validation of pilot-scale phosphate polishing removal from surface water by lanthanum-based polymeric nanocomposite

Chemical Engineering Journal, v. 412, May 2021, article number 128630
Zhang, Yanyang; Ahmed, Saeed; Zheng, Zexiao; Liu, Fei; Leung, Chui Fan; Choy, Tak Yip; Kwok, Yau Ting; Pan, Bingcai; Lo, Man Chi

Visible-light-driven peroxymonosulfate activation in photo-electrocatalytic system using hollow-structured Pt@CeO₂@MoS₂ photoanode for the degradation of pharmaceuticals and personal care products

Environment International, v.154, September 2021, article number 106572
Dong, Chencheng; Zheng, Zexiao; Badsha, Mohammad Abu Hashnat; He, Juhua; Lo, Man Chi

Visible-light-driven photoelectrocatalytic activation of chloride by nanoporous MoS₂@BiVO₄ photoanode for enhanced degradation of bisphenol A

Chemosphere, v. 263, January 2021, article number 128279
Zheng, Zexiao; Ng, Yun Hau; Tang, Yiming; Li, Yaping; Chen, Weirui; Wang, Jing; Li, Xukai; Li, Laisheng

Article 2

Photoelectrocatalytic degradation of amoxicillin over quaternary ZnO/ZnSe/CdSe/MoS₂ hierarchical nanorods

International Journal of Hydrogen Energy, v. 44, (37), August 2019, p. 20826-20838
Zheng, Zexiao; Li, Xukai; Li, Laisheng; Tang, Yiming

Ternary CdS-MoS₂ coated ZnO nanobrush photoelectrode for one-dimensional acceleration of charge separation upon visible light illumination

Chemical Engineering Journal, v. 368, July 2019, p. 448-458
Tang, Yiming; Zheng, Zexiao; Sun, Xianglin; Li, Xukai; Li, Laisheng

Article 1

MoS₂ decorated CdS hybrid heterojunction for enhanced photoelectrocatalytic performance under visible light irradiation

Journal of Colloid and Interface Science, v. 533, January 2019, p. 561-568
Zheng, Zexiao; Qiao, Yin; Cai, Yihan; He, Yini; Tang, Yiming; Li, Laisheng

2019 2

Photoelectrocatalytic degradation of amoxicillin over quaternary ZnO/ZnSe/CdSe/MoS₂ hierarchical nanorods

International Journal of Hydrogen Energy, v. 44, (37), August 2019, p. 20826-20838
Zheng, Zexiao; Li, Xukai; Li, Laisheng; Tang, Yiming
Article

Ternary CdS-MoS₂ coated ZnO nanobrush photoelectrode for one-dimensional acceleration of charge separation upon visible light illumination

Chemical Engineering Journal, v. 368, July 2019, p. 448-458
Tang, Yiming; Zheng, Zexiao; Sun, Xianglin; Li, Xukai; Li, Laisheng
Article

2018 1

MoS₂ decorated CdS hybrid heterojunction for enhanced photoelectrocatalytic performance under visible light irradiation

Journal of Colloid and Interface Science, v. 533, January 2019, p. 561-568
Zheng, Zexiao; Qiao, Yin; Cai, Yihan; He, Yini; Tang, Yiming; Li, Laisheng
Article

No Publications

Research Interest

Publications

2024 7

2023 4

2022 1

2021 11

2019 2

2018 1

Article 7

Article 3

Conference paper 1

Article 1

Article 11

Article 2

Article 1

2019 2

2018 1

Projects

From January 2023 to December 2025

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